Synchronization Signal Transmission

1. A wireless communication method, comprising: mapping synchronization data onto multiple synchronization signal blocks mapped onto adjacent slots within a first time interval in which transmissions have a first subcarrier spacing; mapping multiple control resource sets to a second time interval in which transmissions have a second subcarrier spacing, wherein the multiple control resource sets are configured according to a control resource set period corresponding to a number of slots that is greater than one, the multiple control resource sets mapped onto adjacent slots within the control resource set period, and wherein each synchronization signal block has a one-to-one correspondence with each set of the multiple control resource sets; determining an index of a first symbol of a control resource set of the multiple control resource sets based on whether the control resource set and a corresponding synchronization signal block of the multiple synchronization signal blocks are in a same slot or in different slots; generating a transmission pattern for the first time interval and the second time interval; and performing a transmission according to the transmission pattern.

2. The method of claim 1, wherein the first subcarrier spacing is different than the second subcarrier spacing.

3. The method of claim 1, wherein the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where μ is a non-negative integer, wherein the control resource set period includes two slots, wherein the index of the first symbol of the control resource set includes 0, 1, or 2 in a first slot and 0 or 1 in a second slot, and an index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 13 in the first slot, and the index of the corresponding synchronization signal block includes 6k+3 when the control resource set and the corresponding synchronization signal block are in different slots, or wherein the index of the first symbol of the control resource set includes 0, 6, or 7 in the first slot and 0, 1, 6, or 7 in the second slot, and the index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0, 2, or 6 in the first slot and 0 or 6 in the second slot, and the index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 12 in the first slot, and the index of the corresponding synchronization signal block includes 6k+3 when the control resource set and the corresponding synchronization signal block are in different slots, wherein k is a non-negative integer.

4. The method of claim 1, wherein the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes four slots, wherein the index of the first symbol of the control resource set includes 0 in a first slot and 0 or 1 in a second slot, and an index of the corresponding synchronization signal block includes 6k, 6k+3, or 6k+4 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1 or 2 in a third slot and 2 in a fourth slot, and the index of the corresponding synchronization signal block includes 6k+1, 6k+2, or 6k+5 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 1 in the second slot, 0 or 1 in the third slot, and 0 or 1 in the fourth slot, and the index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 2 in the second slot, and 0 in the third slot, and the index of a corresponding synchronization signal block includes 6k, 6k+3, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 2 or 4 in the fourth slot, and the index of a corresponding synchronization signal block includes 6k+1 or 6k+2 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 in the second slot, 0 or 2 in a third slot, and 0 in the fourth slot, and the index of a corresponding synchronization signal block includes 6k, 6k+2, 6k+3, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 12 in the first, the second, or the third slot, and the index of a corresponding synchronization signal block includes 6k+1 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot and 0 in the second slot, and the index of a corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1 in the third slot and 1 in the fourth slot, and the index of a corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 1 in the second slot, 0 in the third slot, and 0 or 1 in the fourth slot, and the index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 in the first slot and 0 in the second slot, and the index of a corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1, 2, or 3 in the third slot, and 1, 2, or 3 in the fourth slot, and the index of a corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, wherein k is a non-negative integer.

5. The method of claim 1, wherein the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes two slots, wherein the index of the first symbol of the control resource set includes 0 or 1 in a first slot and 0 or 1 in a second slot, and an index of the corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of a first symbol of the control resource set includes 0, 6, or 7 in the first slot, and 0, 6, or 7 in the second slot, and wherein the index of the corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 or 2 in the first slot, and 0 or 2 in the second slot, and wherein the index of the same slot, or wherein the index of the first symbol of the control resource set includes 0 or 6 in the first slot, and 0 or 6 in the second slot, and wherein the index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, wherein k is a non-negative integer.

6. The method of claim 1, wherein the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, where u is a non-negative integer, wherein the control resource set period includes four slots, wherein the index of the first symbol of the control resource set includes 0 in a first slot and 0 in a second slot, and an index of the corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1 in a third slot and 1 in a fourth slot, and the index of the corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 2 in the second slot, 0 in the third slot, and 0 or 2 in the fourth slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, wherein k is a non-negative integer.

7. The method of claim 1, wherein the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, where u is a non-negative integer, wherein the control resource set period includes two slots, wherein the index of the first symbol of the control resource set includes 0 in a first slot, and an index of the corresponding synchronization signal block includes 2k when the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 1 or 2 in a second slot, and the index of the corresponding synchronization signal block includes 2k+1 when the control resource set and the corresponding synchronization signal block are in different slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot and 0 in the second slot, and the index of the corresponding synchronization signal block includes 2k or 2k+1, the control resource set and the corresponding synchronization signal block being in the same slot, wherein k is a non-negative integer.

8. A communication apparatus, comprising: a processor configured to: map synchronization data onto multiple synchronization signal blocks mapped onto adjacent slots within a first time interval in which transmissions have a first subcarrier spacing; map multiple control resource sets to a second time interval in which transmissions have a second subcarrier spacing, wherein the multiple control resource sets are configured according to a control resource set period corresponding to a number of slots that is greater than one, the multiple control resource sets mapped onto adjacent slots within the control resource set period, and wherein each synchronization signal block has a one-to-one correspondence with each set of the multiple control resource sets; determine an index of a first symbol of a control resource set of the multiple control resource sets based on whether the control resource set and a corresponding synchronization signal block of the multiple synchronization signal blocks are in a same slot or in different slots; generate a transmission pattern for the first time interval and the second time interval; and perform a transmission according to the transmission pattern.

9. The apparatus of claim 8, wherein the first subcarrier spacing is different than the second subcarrier spacing.

10. The apparatus of claim 8, wherein the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes two slots, wherein the index of the first symbol of the control resource set includes 0, 1, or 2 in a first slot and 0 or 1 in a second slot, and an index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 13 in the first slot, and the index of the corresponding synchronization signal block includes 6k+3 when the control resource set and the corresponding synchronization signal block are in different slots, or wherein the index of the first symbol of the control resource set includes 0, 6, or 7 in the first slot and 0, 1, 6, or 7 in the second slot, and the index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0, 2, or 6 in the first slot and 0 or 6 in the second slot, and the index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 12 in the first slot, and the index of the corresponding synchronization signal block includes 6k+3 when the control resource set and the corresponding synchronization signal block are in different slots, wherein k is a non-negative integer.

11. The apparatus of claim 8, wherein the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes four slots, wherein the index of the first symbol of the control resource set includes 0 in a first slot and 0 or 1 in a second slot, and an index of the corresponding synchronization signal block includes 6k, 6k+3, or 6k+4 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1 or 2 in a third slot and 2 in a fourth slot, and the index of the corresponding synchronization signal block includes 6k+1, 6k+2, or 6k+5 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 1 in the second slot, 0 or 1 in the third slot, and 0 or 1 in the fourth slot, and the index of the corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 2 in the second slot, and 0 in the third slot, and the index of the corresponding synchronization signal block includes 6k, 6k+3, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 2 or 4 in the fourth slot, and the index of the corresponding synchronization signal block includes 6k+1 or 6k+2 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 in the second slot, 0 or 2 in the third slot, and 0 in the fourth slot, and the index of the corresponding synchronization signal block includes 6k, 6k+2, 6k+3, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 12 in the first, the second, or the third slot, and the index of the corresponding synchronization signal block includes 6k+1 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot and 0 in the second slot, and the index of the corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1 in the third slot and 1 in the fourth slot, and the index of the corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of a control resource set includes 0 in the first slot, 0 or 1 in the second slot, 0 in the third slot, and 0 or 1 in the fourth slot, and the index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 in the first slot and 0 in the second slot, and the index of the corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1, 2, or 3 in the third slot, and 1, 2, or 3 in the fourth slot, and the index of corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, wherein k is a non-negative integer.

12. The apparatus of claim 8, wherein the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes two slots, wherein the index of the first symbol of the control resource set includes 0 or 1 in a first slot and 0 or 1 in a second slot, and an index of the corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0, 6, or 7 in the first slot, and 0, 6, or 7 in the second slot, and wherein the index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 or 2 in the first slot, and 0 or 2 in the second slot, and wherein the index of the corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 0 or 6 in the first slot, and 0 or 6 in the second slot, and wherein the index of the corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, wherein k is a non-negative integer.

13. The apparatus of claim 8, wherein the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, where u is a non-negative integer, wherein the control resource set period includes four slots, wherein the index of the first symbol of the control resource set includes 0 in a first slot and 0 in a second slot, and an index of the corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in the same slot, or wherein the index of the first symbol of the control resource set includes 1 in a third slot and 1 in a fourth slot, and the index of the corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot, 0 or 2 in the second slot, 0 in the third slot, and 0 or 2 in the fourth slot, and the index of the corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in the same slot, wherein k is a non-negative integer.

14. The apparatus of claim 8, wherein the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, where u is a non-negative integer, wherein the control resource set period includes two slots, wherein the index of the first symbol of the control resource set includes 0 in a first slot, and an index of the corresponding synchronization signal block includes 2k when the control resource set and the corresponding synchronization signal block being in the same slot, or wherein the index of the first symbol of the control resource set includes 1 or 2 in a second slot, and the index of the corresponding synchronization signal block includes 2k+1 when the control resource set and the corresponding synchronization signal block are in different slots, or wherein the index of the first symbol of the control resource set includes 0 in the first slot and 0 in the second slot, and the index of the corresponding synchronization signal block includes 2k or 2k+1, the control resource set and the corresponding synchronization signal block being in the same slot, wherein k is a non-negative integer.

15. A wireless communication method, comprising: mapping multiple synchronization signal blocks to symbols within a first time interval in which transmissions have a first subcarrier spacing and a first cyclic prefix length; mapping synchronization data onto the multiple synchronization signal blocks; mapping multiple control resource sets to symbols within a second time interval in which transmissions have a second subcarrier spacing and a second cyclic prefix length, the second cyclic prefix length being different from the first cyclic prefix length, wherein the multiple control resource sets are configured according to a control resource set period corresponding to number of slots, and wherein each synchronization signal block has a one-to-one correspondence with each set of the multiple control resource sets; generating a transmission pattern for the first time interval and the second time interval; and performing a transmission according to the transmission pattern, wherein the mapping of the multiple synchronization signal blocks is based on the second cyclic prefix length of the second time interval.

16. The method of claim 15, wherein the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 3, 6, 7, or 10 in the first slot, and wherein an index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, k being a non-negative integer.

17. The method of claim 15, wherein the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 7, or 8 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, or wherein an index of a first symbol of a control resource set includes 0, 3, 7, or 10 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, k being a non-negative integer.

18. The method of claim 15, wherein the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0 or 1 in the slot, and wherein an index of a corresponding synchronization signal block includes 2k or 2k+1, k being a non-negative integer, or wherein an index of a first symbol of a control resource set includes 0 or 6 in the slot, and wherein an index of a corresponding synchronization signal block includes 2k or 2k+1, k being a non-negative integer.

19. The method of claim 15, wherein at least one of the following is satisfied: (1) the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 3, 6, 7, or 10 in the one slot, and an index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, k being a non-negative integer; (2) the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, wherein the control resource set period includes two slots, wherein an index of a first symbol of a control resource set includes 0, 1, or 2 in a first slot and 0 or 1 in a second slot, and an index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in a same slot, and wherein the index of the first symbol of the control resource set includes 13 in the first slot, and the index of the corresponding synchronization signal block includes 6k+3 when the control resource set and the corresponding synchronization signal block are in different slots, k being a non-negative integer; (3) the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, wherein the control resource set period includes four slots, wherein an index of a first symbol of a control resource set includes 0 in a first slot and 0 or 1 in a second slot, and an index of a corresponding synchronization signal block includes 6k, 6k+3, or 6k+4 when the control resource set and the corresponding synchronization signal block are in a same slot, and wherein the index of the first symbol of the control resource set includes 1 or 2 in a third slot and 2 in a fourth slot, and the index of the corresponding synchronization signal block includes 6k+1, 6k+2, or 6k+5 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, k being a non-negative integer; (4) the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 7, or 8 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, or wherein an index of a first symbol of a control resource set includes 0, 3, 7, or 10 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, k being a non-negative integer; (5) the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, wherein the control resource set period includes two slots, and wherein an index of a first symbol of a control resource set includes 0 or 6 in a first slot, and 0 or 6 in a second slot, and wherein an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in a same slot, k being a non-negative integer; (6) the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, wherein the control resource set period includes four slots, wherein an index of a first symbol of a control resource set includes 0 in a first slot and 0 in a second slot, and an index of a corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in a same slot, and wherein the index of the first symbol of the control resource set includes 1 in a third slot and 1 in a fourth slot, and the index of the corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, k being a non-negative integer; (7) the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, wherein the control resource set period includes four slots, and wherein an index of a first symbol of a control resource set includes 0 in a first slot, 0 or 2 in a second slot, 0 in a third slot, and 0 or 2 in a fourth slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in a same slot, k being a non-negative integer; (8) the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0 or 6 in the slot, and wherein an index of a corresponding synchronization signal block includes 2k or 2k+1, k being a non-negative integer; or (9) the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, wherein the control resource set period includes two slots, wherein an index of a first symbol of a control resource set includes 0 in a first slot, and an index of a corresponding synchronization signal block includes 2k when the control resource set and the corresponding synchronization signal block being in a same slot, and wherein the index of the first symbol of the control resource set includes 1 or 2 in a second slot, and the index of the corresponding synchronization signal block includes 2k+1 when the control resource set and the corresponding synchronization signal block are in different slots, k being a non-negative integer.

20. A communication apparatus, comprising: a processor configured to: map multiple synchronization signal blocks to symbols within a first time interval in which transmissions have a first subcarrier spacing and a first cyclic prefix length; map synchronization data onto the multiple synchronization signal blocks; map multiple control resource sets to symbols within a second time interval in which transmissions have a second subcarrier spacing and a second cyclic prefix length, the second cyclic prefix length being different from the first cyclic prefix length, wherein the multiple control resource sets are configured according to a control resource set period corresponding to number of slots such that at least one slot in the control resource set period has a plurality of control resource sets, and wherein each synchronization signal block has a one-to-one correspondence with each set of the multiple control resource sets; generate a transmission pattern for the first time interval and the second time interval; and perform a transmission according to the transmission pattern, wherein the mapping of the multiple synchronization signal blocks is based on the second cyclic prefix length of the second time interval.

21. The apparatus of claim 20, wherein the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 3, 6, 7, or 10 in the first slot, and wherein an index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, k being a non-negative integer.

22. The apparatus of claim 20, wherein the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 7, or 8 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, or wherein an index of a first symbol of a control resource set includes 0, 3, 7, or 10 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, k being a non-negative integer.

23. The apparatus of claim 20, wherein the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0 or 1 in the slot, and wherein an index of a corresponding synchronization signal block includes 2k or 2k+1, k being a non-negative integer, or wherein an index of a first symbol of a control resource set includes 0 or 6 in the slot, and wherein an index of a corresponding synchronization signal block includes 2k or 2k+1, k being a non-negative integer.

24. The apparatus of claim 20, wherein at least one of the following is satisfied: (1) the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, where u is a non-negative integer, wherein the control resource set period includes one slot, the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 3, 6, 7, or 10 in the one slot, and an index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+3, 6k+4, or 6k+5, k being a non-negative integer; (2) the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, wherein the control resource set period includes two slots, wherein an index of a first symbol of a control resource set includes 0, 1, or 2 in a first slot and 0 or 1 in a second slot, and an index of a corresponding synchronization signal block includes 6k, 6k+1, 6k+2, 6k+4, or 6k+5 when the control resource set and the corresponding synchronization signal block are in a same slot, and wherein the index of the first symbol of the control resource set includes 13 in the first slot, and the index of the corresponding synchronization signal block includes 6k+3 when the control resource set and the corresponding synchronization signal block are in different slots, k being a non-negative integer; (3) the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, wherein the control resource set period includes four slots, wherein an index of a first symbol of a control resource set includes 0 in a first slot and 0 or 1 in a second slot, and an index of a corresponding synchronization signal block includes 6k, 6k+3, or 6k+4 when the control resource set and the corresponding synchronization signal block are in a same slot, and wherein the index of the first symbol of the control resource set includes 1 or 2 in a third slot and 2 in a fourth slot, and the index of the corresponding synchronization signal block includes 6k+1, 6k+2, or 6k+5 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, k being a non-negative integer; (4) the first subcarrier spacing is Δf=2μ+2·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0, 1, 7, or 8 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, or wherein an index of a first symbol of a control resource set includes 0, 3, 7, or 10 in the slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, k being a non-negative integer; (5) the first subcarrier spacing is Δf=2μ+1·15 kHz and the second subcarrier spacing is Δf=2μ·15 kHz, wherein the control resource set period includes two slots, and wherein an index of a first symbol of a control resource set includes 0 or 6 in a first slot, and 0 or 6 in a second slot, and wherein an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in a same slot, k being a non-negative integer; (6) the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, wherein the control resource set period includes four slots, wherein an index of a first symbol of a control resource set includes 0 in a first slot and 0 in a second slot, and an index of a corresponding synchronization signal block includes 4k or 4k+2 when the control resource set and the corresponding synchronization signal block are in a same slot, and wherein the index of the first symbol of the control resource set includes 1 in a third slot and 1 in a fourth slot, and the index of the corresponding synchronization signal block includes 4k+1 or 4k+3 when the control resource set and the corresponding synchronization signal block are in two adjacent slots, k being a non-negative integer; (7) the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, wherein the control resource set period includes four slots, and wherein an index of a first symbol of a control resource set includes 0 in a first slot, 0 or 2 in a second slot, 0 in a third slot, and 0 or 2 in a fourth slot, and an index of a corresponding synchronization signal block includes 4k, 4k+1, 4k+2, or 4k+3, the control resource set and the corresponding synchronization signal block being in a same slot, k being a non-negative integer; (8) the first subcarrier spacing and the second subcarrier spacing are Δf=2μ·15 kHz, wherein the control resource set period includes one slot, wherein the multiple control resource sets and the multiple synchronization signal blocks are within the same slot, and wherein an index of a first symbol of a control resource set includes 0 or 6 in the slot, and wherein an index of a corresponding synchronization signal block includes 2k or 2k+1, k being a non-negative integer; or (9) the first subcarrier spacing is Δf=2μ·15 kHz and the second subcarrier spacing is Δf=2μ+1·15 kHz, wherein the control resource set period includes two slots, wherein an index of a first symbol of a control resource set includes 0 in a first slot, and an index of a corresponding synchronization signal block includes 2k when the control resource set and the corresponding synchronization signal block being in a same slot, and wherein the index of the first symbol of the control resource set includes 1 or 2 in a second slot, and the index of the corresponding synchronization signal block includes 2k+1 when the control resource set and the corresponding synchronization signal block are in different slots, k being a non-negative integer.